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ARM/Memory: Correct Exclusive Monitor and Implement Exclusive Memory Writes.

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This commit is contained in:
Fernando Sahmkow
2020-03-07 18:59:42 -04:00
parent 535c542d84
commit cd1c38be8d
12 changed files with 325 additions and 24 deletions
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5
src/core/hle/kernel/mutex.cpp
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@ -10,6 +10,7 @@
#include "common/logging/log.h"
#include "core/core.h"
#include "core/arm/exclusive_monitor.h"
#include "core/core.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/kernel.h"
@ -138,7 +139,7 @@ std::pair<ResultCode, std::shared_ptr<Thread>> Mutex::Unlock(std::shared_ptr<Thr
const std::size_t current_core = system.CurrentCoreIndex();
if (new_owner == nullptr) {
do {
monitor.SetExclusive(current_core, address);
monitor.SetExclusive32(current_core, address);
} while (!monitor.ExclusiveWrite32(current_core, address, 0));
return {RESULT_SUCCESS, nullptr};
}
@ -154,7 +155,7 @@ std::pair<ResultCode, std::shared_ptr<Thread>> Mutex::Unlock(std::shared_ptr<Thr
new_owner->ResumeFromWait();
do {
monitor.SetExclusive(current_core, address);
monitor.SetExclusive32(current_core, address);
} while (!monitor.ExclusiveWrite32(current_core, address, mutex_value));
return {RESULT_SUCCESS, new_owner};
}